class CreateDescriptorsMaterialsRestrictions < ActiveRecord::Migration
   def self.up
#	execute "ALTER TABLE descriptors_materials ADD CONSTRAINT fk_materials FOREIGN KEY (material_id) REFERENCES materials(id)"
#	execute "ALTER TABLE descriptors_materials ADD CONSTRAINT fk_descriptors FOREIGN KEY (descriptor_id) REFERENCES descriptors(id)"
  end

  def self.down
#	execute "ALTER TABLE descriptors_materials DROP CONSTRAINT fk_materials"
#	execute "ALTER TABLE descriptors_materials DROP CONSTRAINT fk_descriptors"
  end
end
